CN215645260U - Cable assembly and plug connector - Google Patents

Abstract

A cable assembly includes a cable terminal, a cable, a receiving portion, and a metal shielding cylinder. The cable terminal includes a holding portion, a contact portion, and a cable connection portion. The metal shielding cylinder part is sleeved on the accommodating part. The accommodating part comprises an installation space, a first elastic part and a second elastic part. The first and/or second resilient portions comprise a tab portion. The cable assembly further comprises an outer sleeve sleeved on the cable, the outer sleeve comprises a first sleeve part, and the lug part and part of the metal shielding sleeve are contained in the first sleeve part. The first sleeve portion presses the tab portion inward, deforming the first and/or second elastic portions to abut the cable terminal. With such an arrangement, the structural reliability of the cable assembly is improved. The utility model also discloses a plug connector with the cable assembly.

Description

Cable assembly and plug connector

Technical Field

The utility model relates to a cable assembly and a plug connector, and belongs to the technical field of connectors.

Background

Plug connectors of the prior art typically include a plug housing and a cable assembly mounted in the plug housing. The cable assembly includes a cable terminal and a receiving portion for mounting the cable terminal. How to reliably hold the cable terminal in the housing portion is very important to improve the reliability of the cable assembly and the plug connector.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cable assembly with better structural reliability and a plug connector with the cable assembly.

In order to achieve the purpose, the utility model adopts the following technical scheme: a cable assembly, comprising:

a cable terminal including a holding portion, a contact portion, and a cable connection portion;

a cable including a core connected to the cable connection part;

a receiving portion including a mounting hole that receives the contact portion;

the metal shielding cylinder part is sleeved on the accommodating part;

the accommodating part comprises an installation space at least partially accommodating the holding part, a first elastic part positioned on one side of the installation space and a second elastic part positioned on the other opposite side of the installation space, and the first elastic part and/or the second elastic part comprise a lug part;

the cable assembly further comprises an outer sleeve sleeved on the cable, the outer sleeve comprises a first sleeve part, and the lug part and part of the metal shielding sleeve are contained in the first sleeve part; the first sleeve portion presses the tab portion inward, deforming the first and/or second elastic portions to abut the cable terminal.

As a further improved technical solution of the present invention, the protruding portion includes a first protruding portion provided on the first elastic portion and a second protruding portion provided on the second elastic portion, and the first sleeve portion presses the first protruding portion and the second protruding portion inward to deform both the first elastic portion and the second elastic portion to clamp the cable terminal.

As a further improved technical solution of the present invention, the first protruding block portion is provided with a first guiding inclined surface for guiding the first protruding block portion to be matched with the first sleeve portion, and the second protruding block portion is provided with a second guiding inclined surface for guiding the second protruding block portion to be matched with the first sleeve portion.

As a further improved technical solution of the present invention, the metal shielding cylinder includes a first notch for accommodating the first protruding block portion and a second notch for accommodating the second protruding block portion.

As a further improved aspect of the present invention, the first elastic portion and/or the second elastic portion includes an abutting convex strip exposed in the mounting space, and the abutting convex strip abuts against the cable terminal.

As a further improved technical solution of the present invention, the first elastic part includes a retaining groove communicating with the mounting space, and the cable terminal includes a protrusion protruding out of the holding part, and the protrusion is retained in the retaining groove.

As a further improved technical solution of the present invention, the first elastic portion includes a first protruding strip exposed to the installation space, a second protruding strip exposed to the installation space, and a guiding groove located between the first protruding strip and the second protruding strip, the guiding groove is communicated with the retaining groove, and the guiding groove is used for guiding the protruding portion.

As a further improved technical solution of the present invention, the retaining groove penetrates the first elastic portion radially outward.

As a further improved technical solution of the present invention, the accommodating portion includes a first mounting portion and a second mounting portion, wherein a diameter of the first mounting portion is smaller than a diameter of the second mounting portion, the mounting hole is provided in the first mounting portion, and the mounting space is provided in the second mounting portion; the metal shielding cylinder comprises an abutting elastic sheet, a gap is formed between the abutting elastic sheet and the first installation part, and the abutting elastic sheet can elastically deform towards the direction close to the first installation part.

As a further improved technical solution of the present invention, the first elastic portion and the second elastic portion are disposed on the second mounting portion, the second mounting portion includes a first notch located on one side of the second mounting portion and communicated with the mounting space, and a second notch located on the other opposite side of the second mounting portion and communicated with the mounting space, and the first notch and the second notch penetrate the second mounting portion in a direction away from the first mounting portion.

As a further improved technical solution of the present invention, the outer sleeve includes a second sleeve portion and a neck portion connecting the first sleeve portion and the second sleeve portion, the neck portion has a diameter smaller than that of the first sleeve portion, the neck portion has a diameter smaller than that of the second sleeve portion, and the outer sleeve includes an annular groove surrounding the neck portion.

As a further improved technical solution of the present invention, the cable includes an insulating layer wrapped on the core body in the circumferential direction, a braid wrapped on the insulating layer in the circumferential direction, and an insulating sheath wrapped on the braid in the circumferential direction; the cable assembly further comprises a lantern ring sleeved on the woven layer; the second sleeve part is sleeved on the sleeve ring and a part of the cable.

As a further improved technical scheme of the utility model, the lantern ring is abutted against the neck.

The present invention also discloses a plug connector, comprising:

the plug comprises a plug insulating body and a plug body, wherein the plug insulating body comprises a top wall and an elastic latch arm protruding out of the top wall, and the plug insulating body comprises a jack; and

a cable assembly;

the cable assembly is the cable assembly, and the cable assembly is inserted into the jack along a first direction.

As a further improved technical solution of the present invention, the plug connector further includes a latch member assembled in a second direction perpendicular to the first direction and fixed to the plug insulative body, the latch member holding the cable assembly to prevent the cable assembly from moving in a direction opposite to the first direction.

Compared with the prior art, the accommodating part comprises a first elastic part and a second elastic part, and the first elastic part and/or the second elastic part comprise a lug part; the first sleeve portion presses the tab portion inwardly, deforming the first and/or second resilient portions to abut the cable terminal; with such an arrangement, the structural reliability of the cable assembly and the plug connector is improved.

Drawings

Fig. 1 is a perspective view of one embodiment of the connector assembly of the present invention.

Fig. 2 is a top view of the circuit board of fig. 1.

Fig. 3 is a partially exploded perspective view of fig. 1.

Fig. 4 is a partially exploded perspective view of fig. 3 at another angle.

Fig. 5 is an exploded perspective view of the receptacle connector and the circuit board of fig. 4.

Fig. 6 is an exploded perspective view from another angle of fig. 5.

Fig. 7 is a front view of the receptacle connector of fig. 5.

Fig. 8 is a bottom view of the receptacle connector of fig. 5.

Fig. 9 is a partially exploded perspective view of the receptacle connector of the present invention.

Fig. 10 is a perspective view illustrating a positional relationship between the terminal module and the fixing member.

Fig. 11 is a further exploded perspective view of fig. 9.

Fig. 12 is an exploded perspective view of fig. 11 from another angle.

Fig. 13 is an exploded perspective view of the receptacle connector of the present invention at a further angle.

Fig. 14 is a perspective view of the terminal module of fig. 11.

Fig. 15 is an exploded perspective view of fig. 14.

Figure 16 is a partially exploded perspective view of the plug connector of the present invention.

Fig. 17 is a perspective view of the plug insulator of fig. 16.

Fig. 18 is a right side view of fig. 17.

Fig. 19 is a perspective view of fig. 17 from another angle.

Fig. 20 is a perspective view of fig. 17 from yet another angle.

Fig. 21 is a perspective view of the latch member of fig. 16.

Fig. 22 is a perspective view of fig. 21 from another angle.

Fig. 23 is a perspective view of fig. 21 from yet another angle.

FIG. 24 is a perspective view of the locking member of FIG. 16.

Fig. 25 is a perspective view of fig. 24 from another angle.

Fig. 26 is a perspective view of the cable assembly of fig. 16.

Fig. 27 is a perspective view of fig. 26 from another angle.

Fig. 28 is an exploded perspective view of fig. 26.

Fig. 29 is an exploded perspective view from another angle of fig. 28.

Fig. 30 is a perspective view of the cable terminal of fig. 28.

Fig. 31 is a perspective view of the receiving portion of fig. 28 at another angle.

Fig. 32 is a right side view of the receiving portion of fig. 28.

Fig. 33 is a schematic sectional view taken along line a-a in fig. 3.

Fig. 34 is a schematic sectional view taken along line B-B in fig. 1.

Fig. 35 is a schematic sectional view taken along line C-C in fig. 1.

Detailed Description

Exemplary embodiments of the present invention will be described in detail below with reference to the accompanying drawings. If several embodiments exist, the features of these embodiments may be combined with each other without conflict. When the description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The statements made in the following exemplary detailed description do not represent all implementations consistent with the present disclosure; rather, they are merely examples of apparatus, products, and/or methods consistent with certain aspects of the utility model, as set forth in the claims below.

The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the present invention. As used in the specification and claims of this invention, the singular form of "a", "an", or "the" is intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the use of terms such as "first," "second," and the like, in the description and in the claims of the present invention do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. Unless otherwise indicated, the terms "front," "back," "up," "down," and the like in the description of the utility model are used for convenience of description and are not limited to a particular position or spatial orientation. The word "comprise" or "comprises", and the like, is an open-ended expression meaning that an element that precedes "includes" or "comprising" includes "that the element that follows" includes "or" comprises "and its equivalents, that do not preclude the element that precedes" includes "or" comprising "from also including other elements. If the utility model is referred to as "a plurality", it means two or more.

Referring to fig. 1 to 4, the present invention discloses a connector assembly including a receptacle connector 100 and a plug connector 200 for mating with the receptacle connector 100. In the illustrated embodiment of the present invention, the receptacle connector 100 is configured to be mounted on a circuit board 300.

Referring to fig. 2, 5 and 6, in the illustrated embodiment of the utility model, the circuit board 300 includes a plurality of first ground pads 301, a plurality of second ground pads 302, a plurality of first mounting holes 303, a second mounting hole 304 and a plurality of terminal mounting holes 305. The first grounding tabs 301 are located at substantially four corners of the circuit board 300. The second ground pad 302 is substantially cross-shaped, and includes a first ground portion 3021, a second ground portion 3022 aligned with the first ground portion 3021, a third ground portion 3023 perpendicular to the first ground portion 3021 and the second ground portion 3022, and a fourth ground portion 3024 aligned with the third ground portion 3023. The second mounting hole 304 is located at the center of the first ground portion 3021, the second ground portion 3022, the third ground portion 3023, and the fourth ground portion 3024. The plurality of terminal mounting holes 305 are arranged in a matrix, and include first terminal mounting holes 3051, second terminal mounting holes 3052, third terminal mounting holes 3053, and fourth terminal mounting holes 3054, wherein the first terminal mounting holes 3051 are located in a first quadrant defined by the first ground portion 3021 and the fourth ground portion 3024, the second terminal mounting holes 3052 are located in a second quadrant defined by the fourth ground portion 3024 and the second ground portion 3022, the third terminal mounting holes 3053 are located in a third quadrant defined by the third ground portion 3023 and the second ground portion 3022, and the fourth terminal mounting holes 3054 are located in a fourth quadrant defined by the third ground portion 3023 and the first ground portion 3021.

In the present invention, the second ground strip 302 having a substantially cross shape is provided, so that the first terminal mounting hole 3051, the second terminal mounting hole 3052, the third terminal mounting hole 3053, and the fourth terminal mounting hole 3054 can be spaced apart from each other, thereby reducing the risk of signal crosstalk between terminals and improving the quality of signal transmission.

Referring to fig. 7 to 13, in the illustrated embodiment of the present invention, the receptacle connector 100 includes a receptacle housing 1, a mounting member 2 mounted in the receptacle housing 1, at least one terminal module 3 mounted in the mounting member 2, and a fixing member 4 for fixing the mounting member 2 and the terminal module 3 in the receptacle housing 1.

Referring to fig. 9 and 13, the socket insulating body 1 includes a top wall 11, a bottom wall 12, a first side wall 13 connecting one side of the top wall 11 and one side of the bottom wall 12, and a second side wall 14 connecting the other side of the top wall 11 and the other side of the bottom wall 12. The top wall 11, the bottom wall 12, the first side wall 13 and the second side wall 14 together enclose a receiving space 15 for receiving the plug connector 200. The socket insulator 1 includes a ridge 16 protruding upward from the top wall 11. The bulge 16 is provided with a slot 161 communicating with the accommodating space 15 and located above the accommodating space 15, and a locking wall 162 located above the slot 161. The slot 161 extends rearwardly through the boss 16. The locking wall 162 crosses the insertion groove 161 in the left-right direction. The latch wall 162 is provided with a latch surface 1621 at a rear end thereof.

The socket housing 1 further includes a plurality of positioning protrusions 151 and a plurality of positioning grooves 152 extending in the front-rear direction and communicating with the accommodating space 15, so as to cooperate with the plug connector 200 to perform positioning and guiding functions. In the front-rear direction, the socket insulating body 1 includes a front section 17, a middle wall 18, and a rear section 19, wherein the positioning rib 151 and the positioning groove 152 are located on an inner surface of the front section 17. The intermediate wall 18 includes a plurality of receiving holes 181. The rear section 19 comprises a housing chamber 121 which extends downwards through the bottom wall 12. The first sidewall 13 is provided with a first latch groove 1311 communicating with the receiving chamber 121, and the second sidewall 14 is provided with a second latch groove 1411 communicating with the receiving chamber 121.

Referring to fig. 10 to 13, in the illustrated embodiment of the present invention, the mounting member 2 has a conductive grounding function. The mounting member 2 may be made by injection molding metal processes (e.g., zinc alloys), powder metallurgy, conductive plastics, stamping, etc. Specifically, the mounting member 2 includes a main body portion 21, a plurality of extension portions 22 extending forward from the main body portion 21, and a plurality of first mounting posts 23 extending downward from the main body portion 21. In the illustrated embodiment of the present invention, the number of the first mounting posts 23 is four and is correspondingly mounted in the first mounting holes 303 of the circuit board 300.

The main body portion 21 includes a top wall portion 210, a first side wall portion 211, a second side wall portion 212, and a bottom wall portion 213. The top wall 210, the first sidewall 211 and the second sidewall 212 enclose a receiving cavity 214. The receiving cavity 214 penetrates the bottom wall 213 downward. The first side wall portion 211 includes a first side wall strip 2111 extending in the front-rear direction, a first abutment wall 2112 located inside the first side wall strip 2111 in the left-right direction, and a first opening 2113 located between the first side wall strip 2111 and the first abutment wall 2112 in the left-right direction. Similarly, the second side wall portion 212 includes a second side wall strip 2121 extending in the front-rear direction, a second abutting wall 2122 located inside the second side wall strip 2121 in the left-right direction, and a second opening 2123 located between the second side wall strip 2121 and the second abutting wall 2122 in the left-right direction. The body portion 21 includes stepped ribs 215 having different heights and connected together. The bottom wall 213 includes a first grounding protrusion 2131 contacting the first grounding plate 301 of the circuit board 300.

Each of the extension portions 22 has a substantially cylindrical shape, and the extension portion 22 includes a mounting passage 221 extending through the body portion 21 in the front-rear direction. The body portion 21 includes a positioning slot 222 associated with each mounting channel 221. The mounting channel 221 and the positioning slot 222 are communicated with the receiving cavity 214.

Referring to fig. 14 and 15, the terminal module 3 includes an insulating block 31 and conductive terminals 32 embedded in the insulating block 31. In the illustrated embodiment of the present invention, the conductive terminal 32 is L-shaped, and includes a first extending portion 321, a second extending portion 322, and a bending portion 323 connecting the first extending portion 321 and the second extending portion 322. The first extending portion 321 extends along a horizontal direction, and includes a first fixing portion 3211 and an abutting portion 3212 extending forward from the first fixing portion 3211. The abutting portion 3212 is constricted compared to the first securing portion 3211. The second extending portion 322 extends along a vertical direction, and includes a second fixing portion 3221 and a first tail portion 3222 extending downward from the second fixing portion 3221. The first tail portion 3222 is contracted with respect to the second fixing portion 3221. The bending portion 323 connects the first fixing portion 3211 and the second fixing portion 3221. The bending portion 323 is wider than the first fixing portion 3211 and wider than the second fixing portion 3221, so that the conductive terminal 32 has better structural strength when being bent, and the risk of being broken is reduced. In addition, the design is beneficial to adjusting the characteristic impedance of the conductive terminal 32 so as to realize characteristic impedance matching.

In the illustrated embodiment of the present invention, the insulation block 31 includes a first insulation block 311 fixed on the first fixing portion 3211 and a second insulation block 312 fixed on the second fixing portion 3221. The first insulating block 311 has a substantially cylindrical shape, and the second insulating block 312 has a substantially rectangular parallelepiped shape. The abutting portion 3212 extends forward to protrude the first insulating block 311, and the first tail portion 3222 extends downward to protrude the second insulating block 312. In the illustrated embodiment of the present invention, the first insulating block 311 is further provided with a positioning bar 3111 protruding downward and extending in the front-rear direction.

In one embodiment of the present invention, the conductive terminals 32 are stamped and formed from a metal sheet when the terminal module 3 is manufactured; at this time, the conductive terminal 32 is in a straight strip shape, and has a wide middle part and narrow two ends; then, the conductive terminals 32 are injection molded in the first insulating block 311 and the second insulating block 312; finally, the conductive terminal 32 is bent at a wider position in the middle to form the bent portion 323.

Referring to fig. 8 to 13, the fixing member 4 may be made of a conductive material. The fixing member 4 is substantially step-shaped and comprises a bottom wall 40, a first side wall 41 and a second side wall 42 opposite to the first side wall 41. The fixing member 4 further comprises a stepped groove 43 which is located to cooperate with the stepped rib 215. By providing the step-shaped protruding strips 215 and the step-shaped grooves 43, the fixing member 4 can be positioned, the contact area between the fixing member 4 and the mounting member 2 can be increased, the contact resistance can be reduced, the gap between the fixing member 4 and the mounting member 2 can be reduced, and the shielding effect can be improved.

The fixing member 4 includes a plurality of receiving slots 401 vertically penetrating the bottom wall 40, and the receiving slots 401 are used for receiving the corresponding second insulating blocks 312. In addition, the bottom wall 40 further includes a second mounting post 402 protruding downward for mounting in the second mounting hole 304 of the circuit board 300 and a shielding tab 403 for contacting the second ground plate 302. Specifically, the shield fin 403 has a substantially cross shape including a first shield fin 4031 in contact with the first ground portion 3021, a second shield fin 4032 in contact with the second ground portion 3022, a third shield fin 4033 in contact with the third ground portion 3023, and a fourth shield fin 4034 in contact with the fourth ground portion 3024. The shielding tabs 403 are arranged to reduce crosstalk between the conductive terminals 32, thereby improving the quality of signal transmission. The second mounting post 402 is located at the center of the first, second, third, and fourth shield tabs 4031, 4032, 4033, 4034.

The first side wall 41 includes an L-shaped first protrusion 411. The first bump 411 includes a first bottom bump 4111 and a first abutting bump 4112 extending upward from the first bottom bump 4111. The width of the first bottom protrusion 4111 in the front-rear direction is greater than the width of the first abutting protrusion 4112 in the front-rear direction. The first bottom protrusion 4111 includes a first abutting rib 4113 protruding outward. Similarly, the second side wall 42 includes an L-shaped second tab 421. The second bump 421 includes a second bottom bump 4211 and a second abutment bump 4212 extending upward from the second bottom bump 4211. The width of the second bottom tab 4211 in the front-rear direction is greater than the width of the second abutment tab 4212 in the front-rear direction. The second bottom projection 4211 includes a second abutment rib 4213 projecting outward.

When assembling the receptacle connector 100, firstly, the terminal module 3 is assembled to the mounting member 2 along a first assembling direction (e.g. a direction from back to front), the first insulating block 311 of the terminal module 3 is received in the corresponding mounting channel 221, the second insulating block 312 is received in the receiving cavity 214 and abuts against the main body 21, and the positioning bar 3111 is clamped in the corresponding positioning slot 222 to prevent the terminal module 3 from rotating and/or prevent the terminal module 3 from being excessively inserted into the mounting member 2 forward; then, the terminal module 3 and the mounting member 2 are assembled on the socket insulating body 1 as a whole along the first assembling direction, the extending portions 22 pass through the corresponding receiving holes 181 to extend into the receiving spaces 15, the middle wall 18 can provide a limiting effect for assembling the mounting member 2, and the main body portion 21 of the mounting member 2 is received in the receiving cavity 121; finally, the fixing member 4 is mounted in the mounting member 2 and the receptacle insulating body 1 along a second assembly direction (e.g., a direction from bottom to top) perpendicular to the first assembly direction. The first abutment protrusion 4112 passes upward through the first opening 2113 to be inserted into the first pin slot 1311, and the first abutment protrusion 4112 abuts on the outer side face of the first abutment wall 2112; the second abutting projection 4212 passes upward through the second opening 2123 to be inserted into the second latch slot 1411, and the second abutting projection 4212 abuts on the outer side surface of the second abutting wall 2122; the first bottom tab 4111 is caught in the first opening 2113 in the front-rear direction, and the second bottom tab 4211 is caught in the second opening 2123 in the front-rear direction to prevent the mounting member 2 from moving back and forth; the first abutting convex rib 4113 of the first bottom protrusion 4111 abuts against the inner side surface of the first side wall strip 2111, and the second abutting convex rib 4213 of the second bottom protrusion 4211 abuts against the inner side surface of the second side wall strip 2121, so as to improve the holding force; the second insulating blocks 312 of the terminal module 3 are received in the corresponding receiving slots 401, and the first tail portions 3222 extend downward to protrude out of the bottom wall 40. The first tail portion 3222 is configured to be mounted in the terminal mounting hole 305 of the circuit board 300 and soldered to the circuit board 300.

Compared to the prior art, the terminal module 3 and the mounting member 2 of the present invention are assembled to the socket insulating body 1 as a whole along the first assembling direction (e.g., a direction from back to front), and the mounting member 2 is assembled to the mounting member 2 and the socket insulating body 1 along a second assembling direction (e.g., a direction from bottom to top) perpendicular to the first assembling direction. The mounting member 2 can function as a latch after being mounted in place to prevent the mounting member 2 from being separated from the socket insulating body 1 in a direction opposite to the first assembling direction, thereby improving the structural reliability of the socket connector 100.

Referring to fig. 16, the plug connector 200 includes a plug housing 5, a cable assembly 6 mounted in the plug housing 5, latch members 7 mounted on the plug housing 5 from both sides, and a latch 8 mounted on the top of the plug housing 5.

Referring to fig. 17 to 20, the plug insulating body 5 includes a top wall 51, a bottom wall 52, a first side wall 53 and a second side wall 54. As shown in fig. 33, the plug insulating body 5 further includes a plurality of insertion holes 50 and stop grooves 501 exposed in the insertion holes 50. The insertion hole 50 penetrates the plug insulating body 5 in the front-rear direction. The number of the stop grooves 501 is two, and the stop grooves 501 are arc-shaped and located on the periphery of the insertion hole 50. The stop groove 501 is used to prevent the cable assembly 6 from rotating after being inserted into the plug insulator 5, so as to limit the cable assembly 6.

The plug insulating body 5 further includes a cross member 55 projecting upward from the top wall 51 and extending in the left-right direction, a guide projection 56 projecting upward from the top wall 51 and located at the front end of the cross member 55, and a resilient latch arm 57 projecting upward from the top wall 51. The plug insulator body 5 includes an opening 58 between the cross member 55 and the top wall 51. The guiding protrusion 56 includes a first guiding protrusion 561, a second guiding protrusion 562, and a receiving slot 560 between the first guiding protrusion 561 and the second guiding protrusion 562. The first guide protruding strips 561 and the second guide protruding strips 562 extend in the front-rear direction, respectively, and the first guide protruding strips 561 and the second guide protruding strips 562 are arranged side by side in the left-right direction.

In the illustrated embodiment of the present invention, the first guide ribs 561 and the second guide ribs 562 are connected to the cross member 55 to improve structural strength. The first guide ridge 561 includes a first guide groove 5610 extending in the front-rear direction, a first lock hole 5611 penetrating the first guide ridge 561 in the left-right direction and communicating with the first guide groove 5610, and a first through hole 5612 penetrating the first guide ridge 561 in the left-right direction and communicating with the first guide groove 5610. The first locking holes 5611 and the first through holes 5612 are arranged at intervals in the front-rear direction. Similarly, the second guide tab 562 includes a second guide slot 5620 extending in the front-rear direction, a second latch hole 5621 penetrating the second guide tab 562 in the left-right direction and communicating with the second guide slot 5620, and a second through hole 5622 penetrating the second guide tab 562 in the left-right direction and communicating with the second guide slot 5620. The second locking holes 5621 and the second through holes 5622 are arranged at intervals in the front-rear direction. In the illustrated embodiment of the present invention, the first and second locking holes 5611 and 5621 are aligned in the left-right direction, and the first and second through holes 5612 and 5622 are aligned in the left-right direction.

The resilient latch arm 57 extends in the front-rear direction. In the illustrated embodiment of the utility model, latch arm 57 is integrally formed with top wall 51. One end (e.g., the rear end) of the flexible latch arm 57 is secured to the top wall 51 and the other end of the flexible latch arm 57 extends forwardly through the opening 58. The latch arm 57 includes a free end 571 that extends forwardly beyond the cross-member 55. The flexible latch arm 57 is elevated above the top wall 51. A slot 59 is provided between the flexible latch arm 57 and the top wall 51 to allow the flexible latch arm 57 to deform in the up-down direction. The rear ends of the resilient latch arms 57 are provided with latch protrusions 572, and the latch protrusions 572 are configured to be inserted into the slots 161 of the receptacle connector 100 and latch with the latch surfaces 1621 of the latch walls 162, so as to prevent the plug connector 200 from being improperly detached from the receptacle connector 100. In the illustrated embodiment of the utility model, top wall 51 includes a first lead ramp 511 positioned below flexible latch arm 57 to provide some relief.

Referring to fig. 24, 25 and 35, the locking member 8 can be made of an insulating material. The locking element 8 includes a body portion 80, first and second catching arms 81 and 82 located on both sides of the body portion 80 and extending rearward, and an abutment tongue 83 extending rearward from the body portion 80. The body portion 80 is provided with a force application portion 801 on its upper surface to facilitate the user to move the catch member 8 forward after unlocking. A first slit 802 and a second slit 803 are formed between the first catching arm 81 and the second catching arm 82 and the body portion 80, respectively, in the left-right direction, so that the first catching arm 81 and the second catching arm 82 can be elastically deformed in the left-right direction. The first catching arm 81 and the second catching arm 82 are respectively engaged with the first guide groove 5610 and the second guide groove 5620. After unlocking, the first and second catch arms 81 and 82 can slide forward along the first and second guide slots 5610 and 5620, respectively. The first retaining arm 81 is provided with a first locking protrusion 811 locked in the first locking hole 5611, and the second retaining arm 82 is provided with a second locking protrusion 821 locked in the second locking hole 5621. In addition, the first and second catching arms 81 and 82 are also exposed in the first and second penetration holes 5612 and 5622, respectively. The abutment tongue 83 is inserted under the resilient latch arm 57 when the latch member 8 is in the latching position. Preferably, the abutment tongue 83 abuts the flexible latch arm 57 upwardly, thereby preventing the flexible latch arm 57 from disengaging from the latch surface 1621 of the latch wall 162. In the illustrated embodiment of the utility model, the abutment tongue 83 comprises a second guiding bevel 831 at its rear end, cooperating with the first guiding bevel 511. By providing the first guiding inclined surface 511 and the second guiding inclined surface 831 which are matched with each other, on one hand, when the locking piece 8 is installed and the locking piece 8 is moved to the locking position, no interference is caused to the movement of the locking piece 8; on the other hand, when the locking piece 8 is unlocked from the locking position, the locking piece 8 can be prevented from being withdrawn.

When the locking piece 8 is unlocked as needed, the first locking projection 811 and the second locking projection 821 can be simultaneously disengaged from the first locking hole 5611 and the second locking hole 5621 by simultaneously applying inward forces to the first retaining arm 81 and the second retaining arm 82 from both sides with the aid of an unlocking tool and inserting the unlocking tool into the first locking hole 5611, the second locking hole 5621, the first penetration hole 5612, and the second penetration hole 5622; at this time, the latch member 8 can be slid forward along the guide projection 56 by the forward force, so that the latch member 8 is moved to another position where the elastic latch arm 57 is not deformed upward and downward, thereby unlocking.

The first sidewall 53 includes a first receiving groove 531, a first engaging groove 532 located at a front end of the first receiving groove 531 and communicating with the first receiving groove 531, a first receiving groove 533 located at a front end of the first engaging groove 532, a fixing post 534 protruding outward into the first engaging groove 532 along the left-right direction, a first elastic arm 535 extending into the first receiving groove 533 from front to back, and a locking protrusion 536. The first accommodating groove 531 is substantially V-shaped, the first sidewall 53 includes a first arc surface 5311 and a second arc surface 5312, and the first accommodating groove 531 is formed by the first arc surface 5311 and the second arc surface 5312. The first engaging groove 532 is substantially V-shaped, the first sidewall 53 includes a first inclined surface 5321 and a second inclined surface 5322, and the first engaging groove 532 is formed by the first inclined surface 5321 and the second inclined surface 5322. The fixing post 534 is located at a junction of the first inclined surface 5321 and the second inclined surface 5322. The first receiving groove 533 includes holding spaces 5331 respectively located above and below the first resilient arm 535. In the illustrated embodiment of the present invention, the first elastic arms 535 are two and spaced up and down, and the locking protrusions 536 are located between the two first elastic arms 535 in the up and down direction. The first elastic arm 535 is cantilevered and extends from front to back, and the first elastic arm 535 includes an abutting notch 5351 for abutting against the cable assembly 6 to position the cable assembly 6. In the illustrated embodiment of the present invention, the contact recess 5351 has an arc shape.

The second side wall 54 is disposed symmetrically to the first side wall 53. The structure of the second sidewall 54 can refer to the description of the first sidewall 53, and the description of the utility model is omitted. The first side wall 53 and the second side wall 54 include a positioning rib 537 cooperating with the positioning groove 152 and a positioning groove 538 cooperating with the positioning rib 151.

In the illustrated embodiment of the utility model, the latch members 7 are two and are mounted on the first side wall 53 and the second side wall 54 from both sides. Only the catch member 7 cooperating with said first side wall 53 will be described below.

Referring to fig. 21-23, the latch member 7 may be made of an insulating material. The latch member 7 includes a main body portion 71, a connecting portion 72 extending rearward from the main body portion 71, and a projecting portion 73 extending rearward from the connecting portion 72. The protruding portion 73 is received in the first receiving groove 531, and the protruding portion 73 includes a third arc surface 731 and a fourth arc surface 732 respectively attached to the first arc surface 5311 and the second arc surface 5312. The connecting portion 72 is received in the first slot 532, and the connecting portion 72 includes a third inclined surface 721 and a fourth inclined surface 722 respectively attached to the first inclined surface 5321 and the second inclined surface 5322. In addition, the connection portion 72 further includes a concave hole 723 formed by being recessed outward from a joint of the third inclined surface 721 and the fourth inclined surface 722 along the left-right direction, and the concave hole 723 is used for accommodating the fixing post 534. The main body 71 includes a plurality of catching blocks 711 extending inward in the left-right direction, and the catching blocks 711 are provided with catching grooves 712. The holding groove 712 is arc-shaped and is used for abutting against the outer surface of the cable assembly 6 to fix the cable assembly 6 to a certain extent. The latching block 711 is inserted into the corresponding latching space 5331 and abuts against the upper and lower sides of the first elastic arm 535 to fix the first elastic arm 535. In addition, the main body portion 71 further includes a catching resilient arm 713 extending inward in the left-right direction, and the catching resilient arm 713 is latched with the latching protrusion 536 to prevent the latch member 7 from being separated outward in the left-right direction from the first side wall 53. In the illustrated embodiment of the present invention, the main body 71 further includes a slot 710 extending through the main body 71 in the left-right direction, and the slot 710 can provide a space for deforming the catching elastic arm 713. In the illustrated embodiment of the present invention, the slot 710 has a U shape including a first slot 7101 located above the catching spring arm 713, a second slot 7102 located below the catching spring arm 713 and opposite to the first slot 7101, and an unlocking groove 7103 connecting the first slot 7101 and the second slot 7102 and located at one side of the catching spring arm 713. The body portion 71 further includes a relief slot 714 that mates with the latch protrusion 536.

When it is necessary to unlock the latch member 7, an unlocking tool is used and inserted into the unlocking groove 7103, and a force is applied to the catching resilient arm 713, so that the catching resilient arm 713 is disengaged from the locking protrusion 536; at this time, the latch member 7 can be taken out from the plug insulating body 5 by applying an outward force in the left-right direction.

Compared with the prior art, in the mutually matched locking component 7 and the first side wall 53, the first side wall 53 comprises the non-elastic fixing column 534, and the fixing column 534 is matched with the concave hole 723, so that the guiding and positioning functions during installation of the locking component 7 and the first side wall 53 can be realized. In addition, the latch member 7 includes a resilient catch spring arm 713, and the catch spring arm 713 is latched to the latch protrusion 536, thereby fixing the latch member and the latch protrusion 536.

Referring to fig. 26 to 32 and 34, the cable assembly 6 includes a cable terminal 61, a cable 62 connected to the cable terminal 61, a collar 63 sleeved on the cable, a receiving portion 64 receiving the cable terminal 61, a metal shielding cylinder 65 sleeved on the receiving portion 64, and an outer sleeve 66 inserted into the metal shielding cylinder 65.

The cable terminal 61 includes a holding portion 611, a contact portion 612 extending rearward from the holding portion 611, a protrusion 613 located at a front end of the holding portion 611 and protruding the holding portion 611, and a cable connecting portion 614 located at a front end of the protrusion 613. The contact portion 612 is provided with a receiving hole 6121 for receiving the abutting portion 3212. In the illustrated embodiment of the present invention, the cable terminal 61 is formed by punching and winding a metal plate. The two protruding portions 613 protrude upward from the holding portion 611.

The cable 62 includes a core 621 fixed to the cable connecting portion 614, an insulating layer 622 circumferentially wrapped around the core 621, a braid layer 623 circumferentially wrapped around the insulating layer 622, and an insulating sheath 624 circumferentially wrapped around the braid layer 623.

The collar 63 may be made of a metal material, and the collar 63 is sleeved on the braided layer 623 to prevent the braided layer 623 from being disordered. In addition, the contact of the collar 63 with the braid 623 also contributes to improving the shielding effect of the cable 62.

The receiving portion 64 includes a first mounting portion 641, a second mounting portion 642 at a rear end of the first mounting portion 641, and a transition portion 643 connecting the first mounting portion 641 and the second mounting portion 642. The first mounting portion 641 has a smaller diameter than the second mounting portion 642, and the transition portion 643 is provided with an inclined guide surface 6431. The first mounting portion 641 is provided with a mounting hole 6411 penetrating the first mounting portion 641 in the front and rear directions. The second mounting portion 642 includes a mounting space 6420 penetrating the second mounting portion 642 in the front and rear direction, a first notch 6421 located at one side of the second mounting portion 642 and communicating with the mounting space 6420, and a second notch 6422 located at the other opposite side of the second mounting portion 642 and communicating with the mounting space 6420. The mounting space 6420, the first notch 6421, and the second notch 6422 partition the second mounting portion 642 into a first elastic portion 6423 at the top and a second elastic portion 6424 at the bottom.

In an embodiment of the present invention, the first elastic part 6423 includes a first outer surface 6423a, a first projection part 6423b projecting upward from the first outer surface 6423a, a first inner surface 6423c, and a retaining groove 6423d located at a rear end of the first projection part 6423b (see fig. 28 and 34). The second elastic portion 6424 includes a second outer surface 6424a, a second inner surface 6424b, and a second projection portion 6424c projecting downward from the second outer surface 6424 a. The catching groove 6423d penetrates the first inner surface 6423c and communicates with the mounting space 6420. The first projection part 6423b and the second projection part 6424c are provided with a first guide slope 6423i and a second guide slope 6424i at the front end, respectively.

When assembled, the cable terminal 61 is inserted into the receiving portion 64 from front to rear, with the holding portion 611 received in the mounting space 6420; the contact portion 612 is inserted into the mounting hole 6411; the projection 613 is caught in the catching groove 6423d to prevent the cable terminal 61 from moving back and forth relative to the receiving portion 64.

In a further improved embodiment of the present invention, the retaining groove 6423d extends upward through the first outer surface 6423 a. The first elastic portion 6423 further includes a first rib 6423e protruding downward from the first inner surface 6423c, a second rib 6423f protruding downward from the first inner surface 6423c, and a guide groove 6423g located between the first rib 6423e and the second rib 6423 f. The guide groove 6423g extends in the front-rear direction. The guide groove 6423g communicates with the retaining groove 6423d to facilitate insertion of the projection 613. Further, the second elastic portion 6424 further includes an abutment projection 6424d projecting upward from the second inner surface 6424b into the mounting space 6420.

When assembled, the cable terminal 61 is inserted into the receiving portion 64 from front to rear, with the holding portion 611 received in the mounting space 6420; the contact portion 612 is inserted into the mounting hole 6411; the projection 613 is inserted along the guide groove 6423g and finally caught in the catching groove 6423d, thereby improving convenience in mounting the projection 613.

The metal shielding cylinder 65 includes a first notch 651 and a second notch 652 respectively matched with the first projection 6423b and the second projection 6424c, so as to realize the assembling and positioning of the receiving portion 64 and the metal shielding cylinder 65. After assembly, the first projection 6423b projects upward from the metal shielding cylinder 65, and the second projection 6424c projects downward from the metal shielding cylinder 65. The metallic shielding cylinder 65 further includes a plurality of abutting elastic pieces 653 distributed on the circumference thereof. Each of the abutting elastic pieces 653 extends in the front-rear direction. The abutting elastic piece 653 is a simply supported beam, that is, both ends of the abutting elastic piece 653 are fixed. The abutting elastic piece 653 includes an abutting contact portion 6531 projecting outward.

The outer sleeve 66 includes a first sleeve portion 661 at a rear end, a second sleeve portion 662 at a front end, and a neck portion 663 connecting the first sleeve portion 661 and the second sleeve portion 662. The neck portion 663 has a diameter smaller than the diameter of the first sleeve portion 661 and smaller than the diameter of the second sleeve portion 662. The outer sleeve 66 includes an annular groove 664 surrounding the neck portion 663. The second sleeve part 661 is at least partially sleeved on the insulating layer 622, the sleeve 63 and the insulating sheath 624. The neck 663 abuts against the collar 63 to achieve limiting. The first sleeve portion 661 is fitted over the first projection portion 6423b, the second projection portion 6424c, and a part of the metal shield cylinder 65. The first guide slope 6423i and the second guide slope 6424i can facilitate the first socket portion 661 to be fitted over the first projection portion 6423b and the second projection portion 6424 c. The first projection 6423b and the second projection 6424c are radially pressed by the first sleeve 661, and the first projection 6423b and the second projection 6424c are deformed into the mounting space 6420, so that the first elastic portion 6423 and the second elastic portion 6424 clamp the cable connecting portion 614 of the cable terminal 61, thereby improving reliability. Specifically, in one embodiment, the abutment rib 6424d presses against the cable connection portion 614. The first sleeve portion 661 further includes an extended boss 6611 extending rearward. In the illustrated embodiment of the present invention, the extending protrusions 6611 are two and are disposed oppositely. The first sleeve portion 661 includes a recess 6612 between the two extending projections 6611.

When assembling the cable assembly 6, first, the cable terminal 61 and the cable 62 are connected and fixed; then, the lantern ring 63 is sleeved on the braided layer 623 of the cable 62; then sleeving the second sleeve part 662 of the outer sleeve 66 over the collar 63 and part of the cable 62; then, the receiving portion 64 and the metal shielding cylinder 65 are assembled together; finally, the receiving portion 64 and the metal shielding cylinder 65 are integrally inserted into the first sleeve portion 661 of the outer sleeve 66 to be assembled. Preferably, the metal shielding cylinder 65 and the outer sleeve 66 are welded, for example, by spot welding or laser welding. Before the receiving portion 64 and the metal shielding cylinder 65 are integrally inserted into the first sleeve portion 661 of the outer sleeve 66, the first projection portion 6423b and the second projection portion 6424c each project outwardly (e.g., upwardly or downwardly) of the metal shielding cylinder 65. After the receiving portion 64 and the metal shielding cylinder 65 are integrally inserted into the first sleeve portion 661 of the outer sleeve 66, both the first projection portion 6423b and the second projection portion 6424c are deformed inward to be completely received in the first sleeve portion 661 of the outer sleeve 66. Of course, the assembling mode of the cable assembly 6 can be adjusted according to the requirement, and those skilled in the art can understand this, and the present invention is not described in detail. The design of the cable assembly 6 improves the 360-degree shielding effect of the cable assembly, and is beneficial to improving the quality of signal transmission.

When the plug connector 200 is assembled, the cable assembly 6 is installed in the insertion hole 50 of the plug insulating body 5 along a first direction (e.g., a front-to-back direction); the extended protrusion 6611 of the outer sleeve 66 is received in the stop groove 501 to prevent the cable assembly 6 from rotating after being inserted into the plug insulating body 5; the abutment notch 5351 of the first resilient arm 535 is captured on the first sleeve portion 661 to locate the cable assembly 6 to some extent; after the cable assembly 6 is assembled in place, the latch member 7 is fixed to the first side wall 53 and the second side wall 54 from both sides in a second direction (e.g., a left-right direction) perpendicular to the first direction; at this time, the catching block 711 is inserted into the annular groove 664 of the outer sleeve 66 to prevent the cable assembly 6 from moving in the front-rear direction; finally, the locking elements 8 are mounted on the plug insulator 5 in the first direction. Of course, the assembling manner of the plug connector 200 can be adjusted as required, and those skilled in the art can understand this, and the description of the present invention is omitted.

When the plug connector 200 is mated with the receptacle connector 100, the latch members 8 of the plug connector 200 are removed, and then the plug connector 200 is inserted into the receptacle connector 100; the plug insulating body 5 is partially accommodated in the accommodating space 15, and the elastic latch arms 57 are inserted into the slots 161 to make the latch protrusions 572 pass over the latch walls 162 to be clamped on the latch surfaces 1621; at this time, the extension portion 22 is partially inserted into the corresponding insertion hole 50, and the metal shielding cylinder 65 is at least partially inserted into the extension portion 22; the abutting elastic piece 653 of the metal shielding cylinder 65 abuts against the inner side of the extending part 22 to improve the shielding effect and the insertion and extraction force; the abutting portion 3212 of the conductive terminal 32 is inserted into the receiving hole 6121 of the cable terminal 61. Finally, latch members 8 are mounted to plug connector 200 to prevent latch arms 57 from being inadvertently disengaged from receptacle connector 100.

In the illustrated embodiment of the present invention, the abutting elastic piece 653 of the metal shielding cylinder 65 is fully inserted into the extending portion 22, so that the abutting portion 3212 of the conductive terminal 32 and the contact portion 612 of the cable terminal 61 can be fully enclosed in the front-rear direction when they are in contact, thereby reducing interference that may be caused by external signals to the plug connector 200 and the receptacle connector 100 when the plug connector 200 and the receptacle connector 100 are abutted, and improving signal transmission quality.

The above embodiments are only for illustrating the utility model and not for limiting the technical solutions described in the utility model, and the understanding of the present invention should be based on the technical personnel in the technical field, and although the present invention has been described in detail by referring to the above embodiments, the technical personnel in the technical field should understand that the technical personnel in the technical field can still make modifications or equivalent substitutions to the present invention, and all the technical solutions and modifications thereof without departing from the spirit and scope of the present invention should be covered in the claims of the present invention.

Claims (16)

1. A cable assembly (6) comprising:

a cable terminal (61), the cable terminal (61) comprising a holding portion (611), a contact portion (612), and a cable connection portion (614);

a cable (62), the cable (62) comprising a core (621) connected to the cable connection (614);

a receiving portion (64), the receiving portion (64) including a mounting hole (6411) that receives the contact portion (612);

the metal shielding cylinder (65), the part of the metal shielding cylinder (65) is sleeved on the accommodating part (64);

the method is characterized in that: the receiving portion (64) includes a mounting space (6420) at least partially receiving the holding portion (611), a first elastic portion (6423) located at one side of the mounting space (6420), and a second elastic portion (6424) located at the other opposite side of the mounting space (6420), the first elastic portion (6423) and/or the second elastic portion (6424) including a projection portion;

the cable assembly (6) further comprises an outer sleeve (66) sleeved on the cable (62), the outer sleeve (66) comprises a first sleeve part (661), and the lug part and part of the metal shielding cylinder (65) are contained in the first sleeve part (661); the first sleeve portion (661) presses the bump portion inwardly, deforming the first resilient portion (6423) and/or the second resilient portion (6424) to abut the cable terminal (61).

2. The cable assembly (6) of claim 1, wherein: the projection portion includes a first projection portion (6423b) provided on the first elastic portion (6423) and a second projection portion (6424c) provided on the second elastic portion (6424), and the first skirt portion (661) presses the first projection portion (6423b) and the second projection portion (6424c) inward, deforming both the first elastic portion (6423) and the second elastic portion (6424) to clamp the cable terminal (61).

3. The cable assembly (6) of claim 2, wherein: the first projection part (6423b) is provided with a first guide slope (6423i) for guiding the first projection part (6423b) to be fitted with the first sleeve part (661), and the second projection part (6424c) is provided with a second guide slope (6424i) for guiding the second projection part (6424c) to be fitted with the first sleeve part (661).

4. The cable assembly (6) of claim 2, wherein: the metal shielding cylinder (65) includes a first notch (651) that receives the first projection portion (6423b) and a second notch (652) that receives the second projection portion (6424 c).

5. The cable assembly (6) of claim 1, wherein: the first elastic portion (6423) and/or the second elastic portion (6424) include an abutment rib (6424d) exposed within the mounting space (6420), the abutment rib (6424d) abutting against the cable terminal (61).

6. The cable assembly (6) of claim 1, wherein: the first elastic part (6423) includes a catching groove (6423d) communicating with the mounting space (6420), and the cable terminal (61) includes a projection part (613) projecting out of the holding part (611), the projection part (613) being caught in the catching groove (6423 d).

7. The cable assembly (6) of claim 6, wherein: the first elastic part (6423) includes a guide groove (6423g), the guide groove (6423g) communicates with the retaining groove (6423d), and the guide groove (6423g) is used to guide the projection (613).

8. The cable assembly (6) of claim 7, wherein: the catching groove (6423d) penetrates the first elastic portion (6423) radially outward.

9. The cable assembly (6) of claim 7, wherein: the first elastic portion (6423) includes a first protruding strip (6423e) exposed to the mounting space (6420) and a second protruding strip (6423f) exposed to the mounting space (6420), and the guide groove (6423g) is located between the first protruding strip (6423e) and the second protruding strip (6423 f).

10. The cable assembly (6) of claim 1, wherein: the accommodating portion (64) comprises a first mounting portion (641) and a second mounting portion (642), wherein the diameter of the first mounting portion (641) is smaller than that of the second mounting portion (642), the mounting hole (6411) is formed in the first mounting portion (641), and the mounting space (6420) is formed in the second mounting portion (642); the metal shielding cylinder (65) comprises an abutting elastic piece (653), a gap is formed between the abutting elastic piece (653) and the first mounting part (641), and the abutting elastic piece (653) can elastically deform in the direction of approaching the first mounting part (641).

11. The cable assembly (6) of claim 10, wherein: the first elastic part (6423) and the second elastic part (6424) are disposed on the second mounting part (642), the second mounting part (642) includes a first notch (6421) located on one side of the second mounting part (642) and communicated with the mounting space (6420) and a second notch (6422) located on the other opposite side of the second mounting part (642) and communicated with the mounting space (6420), and the first notch (6421) and the second notch (6422) penetrate through the second mounting part (642) along a direction away from the first mounting part (641).

12. The cable assembly (6) of claim 1, wherein: the outer sleeve (66) comprises a second sleeve part (662) and a neck part (663) connecting the first sleeve part (661) and the second sleeve part (662), the diameter of the neck part (663) is smaller than the diameter of the first sleeve part (661), the diameter of the neck part (663) is smaller than the diameter of the second sleeve part (662), the outer sleeve (66) comprises an annular groove (664) surrounding the neck part (663).

13. The cable assembly (6) of claim 12, wherein: the cable (62) comprises an insulating layer (622) wrapped on the core body (621) along the circumferential direction, a braided layer (623) wrapped on the insulating layer (622) along the circumferential direction, and an insulating skin (624) wrapped on the braided layer (623) along the circumferential direction; the cable assembly (6) further comprises a lantern ring (63) sleeved on the braided layer (623); the second sleeve part (662) is sleeved on the sleeve ring (63) and a part of the cable (62).

14. The cable assembly (6) of claim 13, wherein: the collar (63) abuts against the neck (663).

15. A plug connector (200) comprising:

the plug comprises a plug insulating body (5), wherein the plug insulating body (5) comprises a top wall (51) and a resilient latch arm (57) protruding out of the top wall (51), and the plug insulating body (5) comprises a jack (50); and

a cable assembly (6);

characterized in that the cable assembly (6) is a cable assembly (6) according to any one of claims 1 to 14, the cable assembly (6) being inserted into the plug socket (50) in a first direction.

16. The plug connector (200) of claim 15, wherein: the plug connector (200) further comprises a latch member (7), the latch member (7) being assembled and fixed to the plug insulator body (5) in a second direction perpendicular to the first direction, the latch member (7) holding the cable assembly (6) to prevent the cable assembly (6) from moving in a direction opposite to the first direction.

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